diff --git a/esphome/components/web_server_idf/web_server_idf.cpp b/esphome/components/web_server_idf/web_server_idf.cpp
index 774378523c..a78daf4790 100644
--- a/esphome/components/web_server_idf/web_server_idf.cpp
+++ b/esphome/components/web_server_idf/web_server_idf.cpp
@@ -39,6 +39,7 @@ static const char *const TAG = "web_server_idf";
 
 // Global instance to avoid guard variable (saves 8 bytes)
 // This is initialized at program startup before any threads
+// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
 static DefaultHeaders default_headers_instance;
 
 DefaultHeaders &DefaultHeaders::Instance() { return default_headers_instance; }